TANGAEA. 509 



Callisfe cayana Salvln, Ibis, 1885, p. 209 (Meruin6 Mts., Eoraima, 



3500-4000 ft.); Sclater, Cat. B. JBrit. Mus. xi. p. Ill, 1886 



(Eoraima, Merume Mts.). 

 Calospiza cayana Beebe, Our Search for a Wilderness, p. 127, 1910 



(Greorgetown). 

 Tangara cayana Brabourne & Chubb, B. S, Amer. i. p. 406, no. 4180, 



1912. 



Adult male. Crown of head coppei-bronzc colour becoming rich 

 gohlen straw-colour (jn the hind-neck, .oides of neck, back, and short 

 upper tail-covertSj the long ones blue like the middle tail-feathers ; 

 lesser upper wing-coverts and scapulars dark dull blue, the greater 

 series, biistard-wing, and primary-coverts black margined with 

 blue on the outer webs; flight-quills also black margined with 

 blue on the outer webs and white on the inner ones ; tail-feathers 

 black edged with blue on the outer webs ; lores and sides of fiice 

 black ; throat and fore-neck dull blue ; remaider of the under 

 surface dark fawn-colour more or less sufl^usi d with blue ; axil- 

 liiries and under wing-coverts buffy-white ; under surface of 

 flight-quills dark hair-brown ; lower aspect of tail pearl-blue. 



Total length 133 mm., exposed culmen 10, wing 77, tail 55, 

 tarsus 19. 



The male described was collected by Mr. McConnell at Mount 

 Roraima during his expedition in October 1898. 



Adult femalf. Similar to the adult male, but the blue on the 

 throat much less bright and smaller in size. Wing 71 mm. 



The female described was collected on the Ireng River by 

 Mr. J. J. Quelch in l!i02. 



An immature example of this species from the Upper Takutn 

 Mountains differs from the adult in having the chiu and throat 

 greyish white. 



Breeding-season. Unknown in British Guiana. 



Nest. Unrecorded in British Guiana. 



Eggt>. Undescribed from British Guiana. 



Range in British Guiana. Mount Roraima, Upper Takufu 

 Mountains, Ituribisi River, Abary River, Ireng River (AlcConneU 

 collection^ ; Mouiit Roraima, Merume Mountains ( WJdtely). 



Extralimital Range. Surinam {Penard), Nortli Brazil, Vene- 

 zuela, Colombia, East Peru. 



Habits. According to Schomburgk (Reis. Guian. iii. p. 670) 

 this species is distributed throughout British Guiana. It associates 



